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INFINITI FX45 vs Mercedes-Benz ML550

Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.

Vehicles

INFINITI logo

2008 INFINITI FX45

Mercedes-Benz logo

2014 Mercedes-Benz ML550

Overview

SpecINFINITI FX4545Mercedes-Benz ML550ML550 4MATIC
Selected trim45ML550 4MATIC
Body styleSUVSUV
Drivetrainall wheel driveall wheel drive
Fuel typepremium unleaded (required)premium unleaded (required)
Transmission5-speed shiftable automatic7-speed shiftable automatic
Engine typegasgas
Model year20082014

Pricing & market

SpecINFINITI FX4545Mercedes-Benz ML550ML550 4MATIC
MSRP$50,100 (best)$59,450
For sale now00

Fuel economy & range

SpecINFINITI FX4545Mercedes-Benz ML550ML550 4MATIC
Combined MPG14 MPG16 MPG (best)
City MPG13 MPG14 MPG (best)
Highway MPG17 MPG19 MPG (best)
Fuel tank23.8 gal24.6 gal (best)

Performance

SpecINFINITI FX4545Mercedes-Benz ML550ML550 4MATIC
Horsepower320 hp402 hp (best)
Torque335 lb-ft443 lb-ft (best)
Engine size4.5 L4.7 L (best)
CylindersV8V8

Size & capability

SpecINFINITI FX4545Mercedes-Benz ML550ML550 4MATIC
Seating5 seats5 seats
Doors55
Cargo volume64.5 cu ft80.3 cu ft (best)
Towing capacity3,500 lbs7,200 lbs (best)
Payload1,136 lbs (best)—
Curb weight4,488 lbs (best)4,984 lbs
Ground clearance7.6 in (best)5.2 in
Wheelbase112.2 in114.8 in (best)
Length189.1 in189.1 in
Width75.8 in75.8 in
Height65.9 in70.7 in (best)

Safety & recalls

SpecINFINITI FX4545Mercedes-Benz ML550ML550 4MATIC
Open recalls (YMM scope)43 (best)

Highlighted values indicate the better figure for that spec when a clear winner exists. Specs reflect the selected trim for each vehicle. Drag a vehicle header to reorder columns. MSRP and specifications are manufacturer data; listing prices and inventory come from live dealer listings. Safety ratings are from NHTSA.

Trim overview

All available trims with MSRP. The trim selected above is highlighted; comparison specs use that selection.

TrimINFINITI FX45Mercedes-Benz ML550
1

45

$50,100 MSRP(Currently comparing)

ML550 4MATIC

$59,450 MSRP(Currently comparing)

INFINITI FX45 vs Mercedes-Benz ML550 FAQ

Which is better: 2008 INFINITI FX45 or 2014 Mercedes-Benz ML550?
It depends on priorities. OpenDealer compares 2008 INFINITI FX45 vs 2014 Mercedes-Benz ML550 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
Which costs less: 2008 INFINITI FX45 or 2014 Mercedes-Benz ML550?
Based on starting MSRP, the 2008 INFINITI FX45 starts lower at $50,100.
Which has better startingMsrp: 2008 INFINITI FX45 or 2014 Mercedes-Benz ML550?
The 2008 INFINITI FX45 leads on startingMsrp in this comparison (50,100).
Which has better combinedMpg: 2008 INFINITI FX45 or 2014 Mercedes-Benz ML550?
The 2014 Mercedes-Benz ML550 leads on combinedMpg in this comparison (16).
Which has better horsepower: 2008 INFINITI FX45 or 2014 Mercedes-Benz ML550?
The 2014 Mercedes-Benz ML550 leads on horsepower in this comparison (402).
Which has better maxTowingLbs: 2008 INFINITI FX45 or 2014 Mercedes-Benz ML550?
The 2014 Mercedes-Benz ML550 leads on maxTowingLbs in this comparison (7,200).